am 33ebe8c8: Merge "Add systrace method tags for measure and layout." into jb-dev (7ce7fe3b) · Commits · e / os / android_frameworks_base

core/java/android/view/ViewRootImpl.java

+49 −27

Original line number	Diff line number	Diff line
		@@ -1076,7 +1076,7 @@ public final class ViewRootImpl implements ViewParent,
		if (baseSize != 0 && desiredWindowWidth > baseSize) {
		childWidthMeasureSpec = getRootMeasureSpec(baseSize, lp.width);
		childHeightMeasureSpec = getRootMeasureSpec(desiredWindowHeight, lp.height);
		host.measure(childWidthMeasureSpec, childHeightMeasureSpec);
		performMeasure(childWidthMeasureSpec, childHeightMeasureSpec);
		if (DEBUG_DIALOG) Log.v(TAG, "Window " + mView + ": measured ("
		+ host.getMeasuredWidth() + "," + host.getMeasuredHeight() + ")");
		if ((host.getMeasuredWidthAndState()&View.MEASURED_STATE_TOO_SMALL) == 0) {
		@@ -1087,7 +1087,7 @@ public final class ViewRootImpl implements ViewParent,
		if (DEBUG_DIALOG) Log.v(TAG, "Window " + mView + ": next baseSize="
		+ baseSize);
		childWidthMeasureSpec = getRootMeasureSpec(baseSize, lp.width);
		host.measure(childWidthMeasureSpec, childHeightMeasureSpec);
		performMeasure(childWidthMeasureSpec, childHeightMeasureSpec);
		if (DEBUG_DIALOG) Log.v(TAG, "Window " + mView + ": measured ("
		+ host.getMeasuredWidth() + "," + host.getMeasuredHeight() + ")");
		if ((host.getMeasuredWidthAndState()&View.MEASURED_STATE_TOO_SMALL) == 0) {
		@@ -1101,7 +1101,7 @@ public final class ViewRootImpl implements ViewParent,
		if (!goodMeasure) {
		childWidthMeasureSpec = getRootMeasureSpec(desiredWindowWidth, lp.width);
		childHeightMeasureSpec = getRootMeasureSpec(desiredWindowHeight, lp.height);
		host.measure(childWidthMeasureSpec, childHeightMeasureSpec);
		performMeasure(childWidthMeasureSpec, childHeightMeasureSpec);
		if (mWidth != host.getMeasuredWidth() \|\| mHeight != host.getMeasuredHeight()) {
		windowSizeMayChange = true;
		}
		@@ -1650,7 +1650,7 @@ public final class ViewRootImpl implements ViewParent,
		+ " coveredInsetsChanged=" + contentInsetsChanged);

		// Ask host how big it wants to be
		host.measure(childWidthMeasureSpec, childHeightMeasureSpec);
		performMeasure(childWidthMeasureSpec, childHeightMeasureSpec);

		// Implementation of weights from WindowManager.LayoutParams
		// We just grow the dimensions as needed and re-measure if
		@@ -1676,7 +1676,7 @@ public final class ViewRootImpl implements ViewParent,
		if (DEBUG_LAYOUT) Log.v(TAG,
		"And hey let's measure once more: width=" + width
		+ " height=" + height);
		host.measure(childWidthMeasureSpec, childHeightMeasureSpec);
		performMeasure(childWidthMeasureSpec, childHeightMeasureSpec);
		}

		layoutRequested = true;
		@@ -1688,28 +1688,7 @@ public final class ViewRootImpl implements ViewParent,
		boolean triggerGlobalLayoutListener = didLayout
		\|\| attachInfo.mRecomputeGlobalAttributes;
		if (didLayout) {
		mLayoutRequested = false;
		mScrollMayChange = true;
		if (DEBUG_ORIENTATION \|\| DEBUG_LAYOUT) Log.v(
		TAG, "Laying out " + host + " to (" +
		host.getMeasuredWidth() + ", " + host.getMeasuredHeight() + ")");
		long startTime = 0L;
		if (ViewDebug.DEBUG_PROFILE_LAYOUT) {
		startTime = SystemClock.elapsedRealtime();
		}
		host.layout(0, 0, host.getMeasuredWidth(), host.getMeasuredHeight());

		if (false && ViewDebug.consistencyCheckEnabled) {
		if (!host.dispatchConsistencyCheck(ViewDebug.CONSISTENCY_LAYOUT)) {
		throw new IllegalStateException("The view hierarchy is an inconsistent state,"
		+ "please refer to the logs with the tag "
		+ ViewDebug.CONSISTENCY_LOG_TAG + " for more infomation.");
		}
		}

		if (ViewDebug.DEBUG_PROFILE_LAYOUT) {
		EventLog.writeEvent(60001, SystemClock.elapsedRealtime() - startTime);
		}
		performLayout();

		// By this point all views have been sized and positionned
		// We can compute the transparent area
		@@ -1867,6 +1846,49 @@ public final class ViewRootImpl implements ViewParent,
		}
		}

		private void performMeasure(int childWidthMeasureSpec, int childHeightMeasureSpec) {
		Trace.traceBegin(Trace.TRACE_TAG_VIEW, "measure");
		try {
		mView.measure(childWidthMeasureSpec, childHeightMeasureSpec);
		} finally {
		Trace.traceEnd(Trace.TRACE_TAG_VIEW);
		}
		}

		private void performLayout() {
		mLayoutRequested = false;
		mScrollMayChange = true;

		final View host = mView;
		if (DEBUG_ORIENTATION \|\| DEBUG_LAYOUT) {
		Log.v(TAG, "Laying out " + host + " to (" +
		host.getMeasuredWidth() + ", " + host.getMeasuredHeight() + ")");
		}

		final long startTime;
		if (ViewDebug.DEBUG_PROFILE_LAYOUT) {
		startTime = SystemClock.elapsedRealtime();
		}
		Trace.traceBegin(Trace.TRACE_TAG_VIEW, "layout");
		try {
		host.layout(0, 0, host.getMeasuredWidth(), host.getMeasuredHeight());
		} finally {
		Trace.traceEnd(Trace.TRACE_TAG_VIEW);
		}

		if (ViewDebug.DEBUG_PROFILE_LAYOUT) {
		EventLog.writeEvent(60001, SystemClock.elapsedRealtime() - startTime);
		}

		if (false && ViewDebug.consistencyCheckEnabled) {
		if (!host.dispatchConsistencyCheck(ViewDebug.CONSISTENCY_LAYOUT)) {
		throw new IllegalStateException("The view hierarchy is an inconsistent state,"
		+ "please refer to the logs with the tag "
		+ ViewDebug.CONSISTENCY_LOG_TAG + " for more infomation.");
		}
		}
		}

		public void requestTransparentRegion(View child) {
		// the test below should not fail unless someone is messing with us
		checkThread();